LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2019 >> RX 450h Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> HEADUP Display System - Diagnostic Codes & Circuit Tests >> HEADUP Display System >> DTC B150A: Lost Communication with HMI-LAN [10/2015 - 12/2017] >> Description

DTC B150A: Lost Communication with HMI-LAN [10/2015 - 12/2017]: Description

The headup display (meter mirror sub-assembly) receives signals from the radio receiver assembly via local bus communication and displays audio system and navigation system information on the headup display.

This DTC is stored when the headup display (meter mirror sub-assembly) cannot receive the signal.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note
B150A Lost Communication with HMI-LAN After the headup display (meter mirror sub-assembly) receives a registration information signal, which is sent by the radio receiver assembly when the power switch is on (ACC), 1 or more times, the headup display (meter mirror sub-assembly) cannot receive the signal for 30 seconds or more.
  • Harness or connector
  • Radio receiver assembly
  • Headup display (Meter mirror sub-assembly)
DTC stored -